package com.linewell.license.demo.dao;

import com.linewell.license.demo.model.User;

/**
 * @author
 * Company:
 * Createtime : 2019/10/22 11:10
 * Description :
 */
public interface UserDao {
    /**
     * 根据用户名获取用户
     * @param userName
     * @return
     */
    User getUserByUserName(String userName);
}
